A free app for Android, by SwiftVPN.
Optimize your device's performance with just a few taps by downloading the UMaster app. One of the reasons your phone may be running slow is due to the accumulation of junk files and cache. With UMaster, you can quickly and easily clean up these files and free up more storage space on your device. This will not only make your phone faster and more efficient, but it can also help prevent overheating and system crashes.
The app is also equipped with a CPU Cooler function, helping lower the temperature of your device. Hence, it keeps your device cool even after using it for long periods of time or running heavy apps.
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